Home / 56,321.40-84,482.10-14,772.60

Finding the Fourth Proportional to 56,321.40, 84,482.10 and 14,772.60

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Solution

The fourth proportional to 56,321.40, 84,482.10 and 14,772.60 is: 22,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,321.40 : 84,482.10 = 14,772.60 : x
  2. Step 2: Convert to fraction form
    56,321.40/84,482.10 = 14,772.60/x
  3. Step 3: Cross multiply
    56,321.40x = 84,482.10 × 14,772.60
  4. Step 4: Simplify right side
    56,321.40x = 1,248,020,270.46
  5. Step 5: Solve for x
    x = 1,248,020,270.46/56,321.40
  6. Step 6: Final answer
    x = 22,158.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.